Ultrasonic cutter head



FIG. 1 is a front view of the ultrasonic cutter head;

FIG. 2 is a rear view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is an enlarged top view thereof;

FIG. 6 is an enlarged bottom view thereof; and,

FIG. 7 is a perspective view thereof. The broken lines shown in the drawings depict portions of the ultrasonic cutter head that form no part of the claimed design. The dash-dot broken lines define the bounds of the claimed design and form no part thereof. 

CLAIM The ornamental design for an ultrasonic cutter head, as shown and described. 